import java.util.*;
public class _niuke02 {
    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        System.out.println("【竞赛入坑】成功写出你的第一个代码");
        System.out.println("2021-09-11 11:52:31");
        System.out.println("BV1Vv411w7du");
    }
}
